Recent forecasts for Guangzhou point to scattered thunderstorms and persistent monsoon moisture around July 21, tempering peak heating and keeping daily highs near the 31–33 °C range that dominates trader positioning. The South China Sea summer monsoon supplies humid southerly flow that fuels afternoon convection, increasing cloud cover and reducing surface insolation while urban heat-island effects in the Pearl River Delta sustain baseline warmth. Model spreads arise mainly from differences in predicted cloud timing and rainfall intensity, with heavier showers favoring the lower end near 31 °C and clearer intervals supporting 33 °C. Historical July climatology shows mean highs of 32–33 °C, but day-to-day convective variability routinely produces 2–3 °C swings. Updated guidance from regional meteorological agencies will refine these thresholds before resolution.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in Guangzhou on July 21?
Highest temperature in Guangzhou on July 21?
31°C 35%
32°C 29%
30°C 18%
33°C 16%
NEW
NEW
Jul 21, 2026
26°C or below
<1%
27°C
<1%
28°C
1%
29°C
4%
30°C
18%
31°C
35%
32°C
29%
33°C
16%
34°C
2%
35°C
1%
36°C or higher
<1%
31°C 35%
32°C 29%
30°C 18%
33°C 16%
NEW
NEW
Jul 21, 2026
26°C or below
$126 Vol.
<1%
27°C
$78 Vol.
<1%
28°C
$443 Vol.
1%
29°C
$268 Vol.
4%
30°C
$629 Vol.
18%
31°C
$225 Vol.
35%
32°C
$406 Vol.
29%
33°C
$1,144 Vol.
16%
34°C
$805 Vol.
2%
35°C
$93 Vol.
1%
36°C or higher
$590 Vol.
<1%
This market will resolve to the temperature range that contains the highest temperature recorded at the Guangzhou Baiyun International Airport Station in degrees Celsius on 21 Jul '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Guangzhou Baiyun International Airport Station, available here: https://www.wunderground.com/history/daily/cn/guangzhou/ZGGG.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.Recent forecasts for Guangzhou point to scattered thunderstorms and persistent monsoon moisture around July 21, tempering peak heating and keeping daily highs near the 31–33 °C range that dominates trader positioning. The South China Sea summer monsoon supplies humid southerly flow that fuels afternoon convection, increasing cloud cover and reducing surface insolation while urban heat-island effects in the Pearl River Delta sustain baseline warmth. Model spreads arise mainly from differences in predicted cloud timing and rainfall intensity, with heavier showers favoring the lower end near 31 °C and clearer intervals supporting 33 °C. Historical July climatology shows mean highs of 32–33 °C, but day-to-day convective variability routinely produces 2–3 °C swings. Updated guidance from regional meteorological agencies will refine these thresholds before resolution.
This market will resolve to the temperature range that contains the highest temperature recorded at the Guangzhou Baiyun International Airport Station in degrees Celsius on 21 Jul '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Guangzhou Baiyun International Airport Station, available here: https://www.wunderground.com/history/daily/cn/guangzhou/ZGGG.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Guangzhou Baiyun International Airport Station, available here: https://www.wunderground.com/history/daily/cn/guangzhou/ZGGG.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
Market Opened: Jul 19, 2026, 12:06 AM ET
Volume
$4,807End Date
Jul 21, 2026Market Opened
Jul 19, 2026, 12:06 AM ETResolution Source
https://www.wunderground.com/history/daily/cn/guangzhou/ZGGGResolver
0x69c47De9D...This market will resolve to the temperature range that contains the highest temperature recorded at the Guangzhou Baiyun International Airport Station in degrees Celsius on 21 Jul '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Guangzhou Baiyun International Airport Station, available here: https://www.wunderground.com/history/daily/cn/guangzhou/ZGGG.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.Recent forecasts for Guangzhou point to scattered thunderstorms and persistent monsoon moisture around July 21, tempering peak heating and keeping daily highs near the 31–33 °C range that dominates trader positioning. The South China Sea summer monsoon supplies humid southerly flow that fuels afternoon convection, increasing cloud cover and reducing surface insolation while urban heat-island effects in the Pearl River Delta sustain baseline warmth. Model spreads arise mainly from differences in predicted cloud timing and rainfall intensity, with heavier showers favoring the lower end near 31 °C and clearer intervals supporting 33 °C. Historical July climatology shows mean highs of 32–33 °C, but day-to-day convective variability routinely produces 2–3 °C swings. Updated guidance from regional meteorological agencies will refine these thresholds before resolution.
This market will resolve to the temperature range that contains the highest temperature recorded at the Guangzhou Baiyun International Airport Station in degrees Celsius on 21 Jul '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Guangzhou Baiyun International Airport Station, available here: https://www.wunderground.com/history/daily/cn/guangzhou/ZGGG.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Guangzhou Baiyun International Airport Station, available here: https://www.wunderground.com/history/daily/cn/guangzhou/ZGGG.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
Volume
$4,807End Date
Jul 21, 2026Market Opened
Jul 19, 2026, 12:06 AM ETResolution Source
https://www.wunderground.com/history/daily/cn/guangzhou/ZGGGResolver
0x69c47De9D...Recent forecasts for Guangzhou point to scattered thunderstorms and persistent monsoon moisture around July 21, tempering peak heating and keeping daily highs near the 31–33 °C range that dominates trader positioning. The South China Sea summer monsoon supplies humid southerly flow that fuels afternoon convection, increasing cloud cover and reducing surface insolation while urban heat-island effects in the Pearl River Delta sustain baseline warmth. Model spreads arise mainly from differences in predicted cloud timing and rainfall intensity, with heavier showers favoring the lower end near 31 °C and clearer intervals supporting 33 °C. Historical July climatology shows mean highs of 32–33 °C, but day-to-day convective variability routinely produces 2–3 °C swings. Updated guidance from regional meteorological agencies will refine these thresholds before resolution.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
Beware of external links.
Beware of external links.
Frequently Asked Questions